package com.itheima.io;

import java.io.File;
import java.io.IOException;

public class Test1 {
    public static void main(String[] args) throws IOException {
        File file = new File("day11\\aaa");
        if (!file.exists()) {
            file.mkdirs();
        }
        File newfile = new File(file,"a.txt");
        newfile.createNewFile();
    }
}
